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Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities.

Comparative Price Performance Over Time

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
AMPX Amprius Technologies	$2.63 -4.2%	$2.49	$0.61 ▼ $4.21	$309.56M	2.37	2.44 million shs	2.49 million shs
BLDP Ballard Power Systems	$1.42 +2.9%	$1.25	$1.00 ▼ $2.94	$413.77M	1.68	6.08 million shs	10.40 million shs
SES SES AI	$0.93 -4.5%	$0.79	$0.20 ▼ $2.53	$340.44M	0.41	13.07 million shs	11.66 million shs
ULBI Ultralife	$7.85 +4.9%	$5.15	$4.07 ▼ $12.40	$124.42M	0.9	71,419 shs	169,494 shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
AMPX Amprius Technologies	-3.85%	-7.41%	+13.39%	+31.58%	+88.85%
BLDP Ballard Power Systems	+2.90%	-0.70%	+16.87%	+12.70%	-50.52%
SES SES AI	-3.35%	+7.53%	+14.00%	+90.16%	-27.22%
ULBI Ultralife	+4.95%	+17.87%	+74.06%	+29.54%	-29.60%

Compare MarketRank™

Company	Overall Score	Analyst's Opinion	Short Interest Score	News and Social Media Sentiment	Company Ownership	Earnings & Valuation
AMPX Amprius Technologies	2.6844 of 5 stars	3.6	3.0	2.6	1.7	0.6
BLDP Ballard Power Systems	2.5769 of 5 stars	3.9	2.0	2.8	0.0	1.3
SES SES AI	2.3546 of 5 stars	3.0	4.0	1.8	0.8	1.3
ULBI Ultralife	3.274 of 5 stars	3.5	2.0	3.1	3.3	1.3

Compare Analyst Forecasts

Company	Consensus Rating Score	Consensus Rating	Consensus Price Target	% Upside from Current Price
AMPX Amprius Technologies	3.14	Buy	$9.50	261.90% Upside
BLDP Ballard Power Systems	1.71	Reduce	$2.09	47.13% Upside
SES SES AI	2.00	Hold	$1.50	61.64% Upside
ULBI Ultralife	3.00	Buy	$14.00	78.34% Upside

Current Analyst Ratings Breakdown

Latest ULBI, BLDP, AMPX, and SES Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target
5/20/2025	SES SES AI	Cantor Fitzgerald Subscribe to MarketBeat All Access for the recommendation accuracy rating	Initiated Coverage	Overweight	$2.00
5/12/2025	BLDP Ballard Power Systems	UBS Group Subscribe to MarketBeat All Access for the recommendation accuracy rating	Lower Price Target	Neutral ➝ Neutral	$2.00 ➝ $1.40
4/17/2025	BLDP Ballard Power Systems	Citigroup Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Neutral ➝ Sell	$1.50 ➝ $1.00
4/14/2025	BLDP Ballard Power Systems	Susquehanna Subscribe to MarketBeat All Access for the recommendation accuracy rating	Lower Price Target	Neutral ➝ Neutral	$1.40 ➝ $1.30
3/21/2025	AMPX Amprius Technologies	Roth Mkm Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Buy ➝ Buy	$6.00 ➝ $6.00
3/21/2025	AMPX Amprius Technologies	Oppenheimer Subscribe to MarketBeat All Access for the recommendation accuracy rating	Boost Price Target	Outperform ➝ Outperform	$14.00 ➝ $15.00
3/21/2025	AMPX Amprius Technologies	B. Riley Subscribe to MarketBeat All Access for the recommendation accuracy rating	Boost Price Target	Buy ➝ Buy	$5.00 ➝ $6.00
3/21/2025	AMPX Amprius Technologies	HC Wainwright Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Buy ➝ Buy	$10.00 ➝ $10.00
3/18/2025	BLDP Ballard Power Systems	Citigroup Subscribe to MarketBeat All Access for the recommendation accuracy rating	Lower Price Target	Neutral	$2.00 ➝ $1.50
3/14/2025	BLDP Ballard Power Systems	UBS Group Subscribe to MarketBeat All Access for the recommendation accuracy rating	Set Price Target		$1.25
3/14/2025	BLDP Ballard Power Systems	National Bankshares Subscribe to MarketBeat All Access for the recommendation accuracy rating	Lower Price Target	Sector Perform	$2.60 ➝ $2.00

(Data available from 6/6/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Compare Sales & Book Value

Company	Annual Revenue	Price/Sales	Cashflow	Price/Cash	Book Value	Price/Book
AMPX Amprius Technologies	$32.52M	9.52	N/A	N/A	$0.67 per share	3.92
BLDP Ballard Power Systems	$70.67M	6.02	N/A	N/A	$3.32 per share	0.43
SES SES AI	$7.83M	43.46	N/A	N/A	$1.01 per share	0.92
ULBI Ultralife	$173.28M	0.75	$0.88 per share	8.97	$7.68 per share	1.02

Compare Profitability & Earnings

Company	Net Income	EPS	Trailing P/E Ratio	Forward P/E Ratio	P/E Growth	Net Margins	Return on Equity (ROE)	Return on Assets (ROA)	Next Earnings Date
AMPX Amprius Technologies	-$36.78M	-$0.41	N/A	N/A	N/A	-245.92%	-71.39%	-40.04%	8/14/2025 (Estimated)
BLDP Ballard Power Systems	-$177.72M	-$1.02	N/A	N/A	N/A	-357.78%	-19.96%	-17.98%	8/11/2025 (Estimated)
SES SES AI	-$53.40M	-$0.30	N/A	N/A	N/A	N/A	-22.91%	-20.42%	8/4/2025 (Estimated)
ULBI Ultralife	$7.20M	$0.32	14.27	∞	N/A	5.44%	7.92%	5.90%	7/24/2025 (Estimated)

Latest ULBI, BLDP, AMPX, and SES Earnings

Date	Quarter	Company	Consensus Estimate	Reported EPS	Beat/Miss	Gap EPS	Revenue Estimate	Actual Revenue
5/9/2025	Q1 2025	ULBI Ultralife	$0.15	$0.13	-$0.02	$0.11	$54.50 million	$50.75 million
5/8/2025	Q1 2025	AMPX Amprius Technologies	-$0.09	-$0.08	+$0.01	-$0.08	$8.52 million	$11.28 million
5/6/2025	Q1 2025	BLDP Ballard Power Systems	-$0.12	-$0.07	+$0.05	-$0.07	$16.82 million	$14.76 million
4/24/2025	Q1 2025	SES SES AI	-$0.07	-$0.04	+$0.03	-$0.04	$2.00 million	$5.79 million
4/1/2025	Q4 2024	ULBI Ultralife	$0.15	$0.01	-$0.14	$0.01	$40.00 million	$43.85 million
3/20/2025	Q4 2024	AMPX Amprius Technologies	-$0.11	-$0.10	+$0.01	-$0.10	$7.12 million	$10.63 million

Compare Dividends

Company	Annual Payout	Dividend Yield	3-Year Dividend Growth	Payout Ratio	Years of Consecutive Growth
AMPX Amprius Technologies	N/A	N/A	N/A	N/A	N/A
BLDP Ballard Power Systems	N/A	N/A	N/A	N/A	N/A
SES SES AI	N/A	N/A	N/A	N/A	N/A
ULBI Ultralife	N/A	N/A	N/A	N/A	N/A

Compare Debt

Company	Debt-to-Equity Ratio	Current Ratio	Quick Ratio
AMPX Amprius Technologies	N/A	3.46	3.25
BLDP Ballard Power Systems	0.03	9.01	8.19
SES SES AI	N/A	15.24	15.22
ULBI Ultralife	0.04	3.30	1.62

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
AMPX Amprius Technologies	5.04%
BLDP Ballard Power Systems	28.02%
SES SES AI	29.78%
ULBI Ultralife	30.68%

Insider Ownership

Company	Insider Ownership
AMPX Amprius Technologies	12.90%
BLDP Ballard Power Systems	0.16%
SES SES AI	15.07%
ULBI Ultralife	40.00%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
AMPX Amprius Technologies	50	117.93 million	92.29 million	Optionable
BLDP Ballard Power Systems	1,370	299.83 million	298.96 million	Optionable
SES SES AI	130	366.85 million	306.25 million	Optionable
ULBI Ultralife	560	16.63 million	9.99 million	Optionable

ULBI, BLDP, AMPX, and SES Headlines

Recent News About These Companies

Ultralife corp director Whitmore purchases shares worth $64,778

May 30, 2025 | investing.com

Bradford T. Whitmore Buys 11,980 Shares of Ultralife Co. (NASDAQ:ULBI) Stock

May 30, 2025 | marketbeat.com

Ultralife Co. (NASDAQ:ULBI) Director Bradford T. Whitmore Acquires 11,980 Shares

May 29, 2025 | insidertrades.com

Ultralife (NASDAQ:ULBI) Upgraded to "Buy" at Wall Street Zen

May 24, 2025 | marketbeat.com

Visionary Wealth Advisors Increases Position in Ultralife Co. (NASDAQ:ULBI)

May 21, 2025 | marketbeat.com

Ultralife Co. (NASDAQ:ULBI) Director Acquires $12,240.80 in Stock

May 16, 2025 | insidertrades.com

Thomas Louis Saeli Buys 5,000 Shares of Ultralife Co. (NASDAQ:ULBI) Stock

May 15, 2025 | insidertrades.com

Insider Buying: W. Robert Acquires Additional Shares of Ultralife Corp (ULBI)

May 15, 2025 | gurufocus.com

Ultralife (NASDAQ:ULBI) Upgraded to Buy at StockNews.com

May 15, 2025 | marketbeat.com

Insider Buying: Ultralife Co. (NASDAQ:ULBI) CEO Purchases 3,000 Shares of Stock

May 14, 2025 | insidertrades.com

Ultralife Corporation (NASDAQ:ULBI) Q1 2025 Earnings Call Transcript

May 11, 2025 | insidermonkey.com

Ultralife (NASDAQ:ULBI) Issues Quarterly Earnings Results

May 11, 2025 | marketbeat.com

Raymond James Financial Inc. Takes Position in Ultralife Co. (NASDAQ:ULBI)

May 11, 2025 | marketbeat.com

Earnings call transcript: Ultralife Q1 2025 sees revenue beat, EPS miss

May 10, 2025 | uk.investing.com

Ultralife Corp (ULBI) Q1 2025 Earnings Call Highlights: Revenue Surge Amidst Margin Pressures

May 10, 2025 | gurufocus.com

Q1 2025 Ultralife Corp Earnings Call Transcript

May 10, 2025 | gurufocus.com

Ultralife Corporation Reports Strong Q1 Revenue Growth

May 9, 2025 | tipranks.com

Ultralife outlines Q2 Electrochem integration and strategic growth initiatives

May 9, 2025 | msn.com

Ultralife Corporation (ULBI) Q1 2025 Earnings Call Transcript

May 9, 2025 | seekingalpha.com

Ultralife Corporation Reports First Quarter Results

May 9, 2025 | globenewswire.com

2ULBI : Examining the Future: Ultralife's Earnings Outlook

May 9, 2025 | benzinga.com

New MarketBeat Followers Over Time

Media Sentiment Over Time

ULBI, BLDP, AMPX, and SES Company Descriptions

Amprius Technologies NYSE:AMPX

$2.62 -0.12 (-4.20%)

Closing price 06/5/2025 03:59 PM Eastern

Extended Trading

$2.63 +0.00 (+0.19%)

As of 06/5/2025 07:55 PM Eastern

Amprius Technologies, Inc. produces and sells ultra-high energy density lithium-ion batteries for mobility applications. The company offers silicon nanowire anode batteries. Its batteries are primarily used for existing and emerging aviation applications, including unmanned aerial systems, such as drones and high-altitude pseudo satellites. The company was incorporated in 2008 and is headquartered in Fremont, California.

Ballard Power Systems NASDAQ:BLDP

$1.42 +0.04 (+2.90%)

Closing price 06/5/2025 04:00 PM Eastern

Extended Trading

$1.44 +0.02 (+1.06%)

As of 06/5/2025 07:37 PM Eastern

Ballard Power Systems Inc. engages in the design, development, manufacture, sale, and service of proton exchange membrane (PEM) fuel cell products. The company offers its products for power product comprising for bus, truck, rail, marine, stationary, and emerging market, such as material handling, off-road, and other applications. It also engages in the delivery of services, including technology solutions, after sales services, and training; and provision of engineering services, product and systems integration services, and related technology transfer for a variety of PEM fuel cell applications. It operates in the United States, Germany, Canada, China, Poland, the United Kingdom, the Netherlands, France, Denmark, Belgium, India, Taiwan, Spain, Norway, Australia, Japan, and internationally. The company has a strategic alliance with Linamar Corporation for the co-development and sale of fuel cell powertrains and components for class 1 and 2 vehicles in North America and Europe. Ballard Power Systems Inc. was founded in 1979 and is headquartered in Burnaby, Canada.

SES AI NYSE:SES

$0.93 -0.04 (-4.55%)

Closing price 06/5/2025 03:59 PM Eastern

Extended Trading

$0.93 0.00 (0.00%)

As of 06/5/2025 07:56 PM Eastern

SES AI Corporation engages in the development and production of high-performance Lithium-metal rechargeable batteries for electric vehicles, electric vehicle take-off and landing, and other applications. The company was founded in 2012 and is headquartered in Woburn, Massachusetts.

Ultralife NASDAQ:ULBI

$7.85 +0.37 (+4.95%)

Closing price 06/5/2025 04:00 PM Eastern

Extended Trading

$7.85 0.00 (0.00%)

As of 06/5/2025 06:51 PM Eastern

Ultralife Corporation, together with its subsidiaries, designs, manufactures, installs, and maintains power, and communication and electronics systems worldwide. The company operates in two segments, Battery & Energy Products and Communications Systems. The Battery & Energy Products segment offers lithium 9-volt, cylindrical, thin lithium manganese dioxide, rechargeable, and other non-rechargeable batteries; lithium-ion cells, multi-kilowatt module lithium-ion battery systems, and uninterruptable power supplies; and rugged military and commercial battery charging systems and accessories, including smart chargers, multi-bay charging systems, and various cables. The Communications Systems segment provides communications systems and accessories to support military communications systems, such as radio frequency amplifiers, power supplies and cables, connector assemblies, amplified speakers, equipment mounts, case equipment, man-portable systems, and integrated communication systems for fixed or vehicle applications comprising vehicle adapters, vehicle installed power enhanced rifleman appliqué systems, and SATCOM systems. This segment's military communications systems and accessories are designed to enhance and extend the operation of communications equipment, such as vehicle-mounted, manpack, and handheld transceivers. The company sells its products under the Ultralife, Ultralife HiRate, Ultralife Thin Cell, Ultralife Batteries, Lithium Power, McDowell Research, AMTITM, ABLETM, ACCUTRONICS, ACCUPRO, ENTELLION, SWE Southwest Electronic Energy Group, SWE SEASAFE, Excell Battery Group, and Criterion Gauge brands through original equipment manufacturers, and industrial and defense supply distributors. In addition, it sells its 9-volt battery to the broader consumer market through national and regional retail chains and online retailers. It serves government, defense, and commercial sectors. The company was incorporated in 1990 and is headquartered in Newark, New York.

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Comparative Price Performance Over Time